Use 1-inch 3 dimensional shapes for this activity. Use Partner A's iPad. Work together and stack some 3 dimensional shapes. After you finish your stack take a of it. Then click the button and explain your thinking and answer these questions: Which shapes work together? Why? Which shapes don't work together? Why? Use the sentence frames: These shapes work together because ____. These shapes don't work together because ____. Click the green done button and go to the next page and make another stack and repeat. Click the green to add to your journal.